11101115055 has 16 divisors (see below), whose sum is σ = 17841438720. Its totient is φ = 5894043168.

The previous prime is 11101115041. The next prime is 11101115057. The reversal of 11101115055 is 55051110111.

It is not a de Polignac number, because 11101115055 - 2¹⁷ = 11100983983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101115057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1656015 + ... + 1662704.

It is an arithmetic number, because the mean of its divisors is an integer number (1115089920).

Almost surely, 2^11101115055 is an apocalyptic number.

11101115055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11101115055 is a deficient number, since it is larger than the sum of its proper divisors (6740323665).

11101115055 is a wasteful number, since it uses less digits than its factorization.

11101115055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3318950.

The product of its (nonzero) digits is 125, while the sum is 21.

Adding to 11101115055 its reverse (55051110111), we get a palindrome (66152225166).

The spelling of 11101115055 in words is "eleven billion, one hundred one million, one hundred fifteen thousand, fifty-five".